DIN 17100 St50.2 Introduce

Smelting temperature:1694°C - 1565°C

Application:Ordinary structural steel

DIN 17100 St50.2 Material Chemical Composition

The chemical composition of the DIN 17100 St50.2 steel are as follows:

ElementMinMax
Nitrogen (N)-0.0090
PhOsphorus (P)-0.0500
Sulfur (S)-0.0500
Carbon (C)-0.3000

DIN 17100 St50.2 Material Mechanical Properties

DIN 17100 is a series of standards compiled by the German Institute for Standardisation. This series specifies the mechanical properties of steels used for the fabrication of welding and structural components in construction and engineering industries. Steel grades covered by this standard include St37, St44, St52 and other similar grades, which are commonly used in a multitude of applications.

The mechanical properties of the DIN 17100 St50.2 steel are as follows:

YieldRp0.2 ≤ 611 (MPa)
TeileRm≤ 676 (MPa)
ImpactKV/Ku21(J)
ElongationA24%
Reduction in cross section on fractureZ13%
As-Heat-Treated ConditionSolution and Aging, Annealing, Ausaging, Q+T,etc
Brinell hardness (HBW)433

DIN 17100 St50.2 Material Thermal Properties

The thermal performance parameters of the DIN 17100 St50.2 steel are as follows:

Temperature (°C)44287679
Modulus of elasticity (GPa)-943-
Mean coefficient of thermal expaion ×10-6/(°C)--43
Thermal conductivity (W/m·°C)-22.322.2
Specific thermal capacity (J/kg·°C)-123-
Specific electrical resistivity (Ω mm²/m)0.44--
Deity (kg/dm³)--111
Poisson’s coefficient, ν--412

DIN 17100 St50.2 Material Machining Technology

DIN 17100 St50.2 steel is an incredibly important material for many machining applications. It has an incredibly low carbon content and is extensively used in the manufacturing of modern machines and equipment, as well as in the construction and automotive industry. The machining of DIN 17100 St50.2 steel requires the use of specialized tools and techniques that are not always available, making the process both time-consuming and expensive.